/**
 * @Author 12629
 * @Description：
 */
public class Test {

    public static void main(String[] args) {
        int a = 10;
        System.out.println(a);

        int b = 0;
        System.out.println(b);

        System.out.println(Integer.MAX_VALUE);
        System.out.println(Integer.MIN_VALUE);

        int c = 2147483648;
        System.out.println(c);
    }




    // main
    public static void main1(String[] args) {
        //sout
        System.out.println("hello world!");
        System.out.println(100);
        System.out.println(3.14);
        System.out.println('A');
        System.out.println(true);
        System.out.println(false);
        //printf("%d",10)

        System.out.printf("%d\n",100);//打印100换行
        System.out.print(3.14);//打印3.14 不换行
        System.out.println("=========");//打印=========换行

    }
}
